Home / 1,039,695.12-1,558,631.16-499,681.08

Finding the Fourth Proportional to 1,039,695.12, 1,558,631.16 and 499,681.08

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Solution

The fourth proportional to 1,039,695.12, 1,558,631.16 and 499,681.08 is: 749,083.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,039,695.12 : 1,558,631.16 = 499,681.08 : x
  2. Step 2: Convert to fraction form
    1,039,695.12/1,558,631.16 = 499,681.08/x
  3. Step 3: Cross multiply
    1,039,695.12x = 1,558,631.16 × 499,681.08
  4. Step 4: Simplify right side
    1,039,695.12x = 778,818,501,350.45
  5. Step 5: Solve for x
    x = 778,818,501,350.45/1,039,695.12
  6. Step 6: Final answer
    x = 749,083.54

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.